The real unfriendly skies

Centuries ago the Vampire King, Dusel, was defeated in a duel and swore that he would return. Reborn as a wildcat, Dusel is rescued by Ishter, the great-granddaughter of his nemesis. Killed a century ago, the reincarnated vampire king Duzell must find the reincarnation of his nemesis, King Phelios, in order to have his revenge, and he may have an unwitting ally in Princess Ishtar, a descendant of Phelios.